US Patent 8011658 Exit shaft damping device to improve print quality

Patent 8011658 was granted and assigned to Lexmark International, Inc. on September, 2011 by the United States Patent and Trademark Office.

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Patent

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Current Assignee

Lexmark International, Inc.

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

8011658

Date of Patent

September 6, 2011

Patent Application Number

12347946

Date Filed

December 31, 2008

Patent Primary Examiner

‌

Michael McCullough

Patent abstract

A damping device for a media feed mechanism for a peripheral device includes a media feedpath having a feed shaft and a downstream exit shaft. In one form a damping hub is mounted on said exit shaft, a resilient biasing member extending between the damping hub and the feed shaft to create a damping force on the damping hub. In another embodiment damping is provided by a brake structure engaging said damping hub. In yet another embodiment, a brake structure is pivotably mounted.

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